Hugh married Jane Copeland on 2 May 1867 in Lanark County, Ontario, Canada. Jane (daughter of Benjamin Copeland and Mary "Polly" Quinn) was born on 12 Jun 1847 in Montague Township, Lanark County, Ontario, Canada; died after 1938 in St. Thomas, Ontario, Canada; was buried about 1941 in Oil Spring Cemetery, Oil Springs, Lambton County, Ontario, Canada. [Group Sheet] [Family Chart]

1. James Edward McKaig was born about 1865 in Ontario, Canada; died on 10 Mar 1919 in Lambton County, Ontario, Canada.
2. Isabella McKaig was born on 22 Jul 1867 in Ottawa, Lanark County, Ontario, Canada.
3. Robert Albert McKaig was born on 2 Aug 1872 in Montague Township, Lanark County, Ontario, Canada; died on 8 Oct 1929 in Sarnia, Lambton County, Ontario, Canada.
4. Mary McKaig was born about 1877 in Ontario, Canada.
5. Benjamin Walter McKaig was born about 1878 in Canada.
6. Anna Elizabeth McKaig was born in 1880 in Kent County, Ontario, Canada.
7. John Clifford McKaig was born on 28 Mar 1888 in Lambton County, Ontario, Canada.